Extremal argument — AMC & AIME Problems

Practice every real AMC 8, AMC 10, AMC 12, and AIME problem that uses Extremal argument — a problem-solving techniques concept — each with a professionally curated solution, many with a video solution too, from LIVE by Po-Shen Loh. Browse all concepts or the full past-contest archive.

All problems are used with official legal permission of the Mathematical Association of America (MAA).

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AMC 8

1988 AMC 8 Problem 16 1991 AMC 8 Problem 6 1991 AMC 8 Problem 14 1991 AMC 8 Problem 19 1992 AMC 8 Problem 19 2012 AMC 8 Problem 17 2019 AMC 8 Problem 19 2024 AMC 8 Problem 7 2024 AMC 8 Problem 16 2025 AMC 8 Problem 15 2026 AMC 8 Problem 22

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